diff --git a/include/logging.h b/include/logging.h
index bf161734..dc04e960 100644
--- a/include/logging.h
+++ b/include/logging.h
@@ -52,6 +52,7 @@ struct LOG
 	void operator()(char const* , char const* , double )							{ }
 	void operator()(char const* , char const* , double ,double )				{ }
 	void operator()(char const* , double , char const* )						{ }
+	void operator()(char const* , double , double, char const* )						{ }